Question: All Q1, 1A-1C 1A (a) What are basic motion elements? Give an example. (2 marks) (b) What is the difference between an external work element

All Q1, 1A-1C 1A (a) What are basic motion elements? Give

All Q1, 1A-1C

1A (a) What are basic motion elements? Give an example. (2 marks) (b) What is the difference between an external work element and an internal work element in a worker-machine cycle? ( 4 marks) 1B Annual demand for a certain part is 10,000 units. At present the setup time on the machine tool that makes this part is 5.0hr. Cost of downtime on this machine is 200/hr. Annual holding cost per part is 1.50. Determine: (a) The economic order quantity; and ( 4 marks) (b) The total inventory cost for this case. (4 marks) (c) The total inventory cost per year as a proportion of total production costs. One unit of the product costs is 10. (2 marks) 1C A starting batch of 5000 work units is processed through 8 sequential operations, each of which has a fraction defect rate of 3%. (a) How many good parts are in the final batch? ( 3 marks) (b) How many defects are in the final batch? ( 3 marks) (c) What is the yield of the operation sequence? ( 3 marks)

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